August 4, 2014 10:42 AM EDT

Correlation has never looked this cute. Google created an interactive illustration in honor of the 180th birthday of logician and philosopher John Venn — best known, of course, for inventing the circles known as the Venn diagram. The doodle allows you to choose from five different subjects (mammals and sea life, for example) along with five descriptors (thrives in cold, has wings, etc.) and then see the resulting correlation. Okay, it sounds kind of boring, but it’s really quite cute and whimsical.

Check out some of the diagrams:

Though the concept behind this seems pretty simple, it took quite a while to flesh out, the doodle team explains in a blog post. But what ultimately fueled the final version? “Sound logic and silliness.”

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